Speaker for a digital media player



FIG. 1 is a top, front, right side perspective view of a speaker for a digital media player showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof. 

The ornamental design for a speaker for a digital media player, as shown. 